Ruffen
NOR CUMULUSSail number NOR/NOR8806
GPH
735.5
OSN
713.5
LOA
8.64 m
Displacement
3596 kg
Triple-Number Ratings
Lower is fasterTriple Inshore
Low
0.5655
Medium
0.7563
High
0.8531
Triple Offshore
Low
0.7212
Medium
0.9188
High
1.0064
Boat Specifications
Dimensions
- Length overall
- 8.64 m
- Beam
- 2.86 m
- Draft
- 1.74 m
- Displacement
- 3596 kg
- Crew weight
- 432 kg
- Wetted surface
- 18.53 m²
Sails
- Mainsail
- 19.77 m²
- Genoa
- 25.62 m²
- Spinnaker
- 49.67 m²
- Asymmetric spinnaker
- 0 m²
Design
- Type
- CUMULUS
- Builder
- Albin
- Designer
- Peter Norlin
- Year built
- 1968
- Stability index
- 121.3
Velocity Prediction
| Wind Speed | 52° | 60° | 75° | 90° | 110° | 120° | 135° | 150° |
|---|---|---|---|---|---|---|---|---|
| 6 | 4.58 | 4.79 | 4.91 | 4.81 | 4.8 | 4.64 | 4.18 | 3.59 |
| 8 | 5.35 | 5.55 | 5.68 | 5.65 | 5.74 | 5.6 | 5.15 | 4.56 |
| 10 | 5.78 | 5.93 | 6.06 | 6.12 | 6.22 | 6.15 | 5.86 | 5.36 |
| 12 | 5.98 | 6.13 | 6.28 | 6.35 | 6.52 | 6.47 | 6.27 | 5.95 |
| 14 | 6.06 | 6.23 | 6.43 | 6.5 | 6.77 | 6.74 | 6.57 | 6.3 |
| 16 | 6.1 | 6.28 | 6.52 | 6.66 | 6.95 | 6.99 | 6.85 | 6.58 |
| 20 | 6.13 | 6.31 | 6.6 | 6.86 | 7.17 | 7.41 | 7.39 | 7.11 |
| Wind Speed | Beat Angle | Beat VMG | Run Angle | Run VMG |
|---|---|---|---|---|
| 6 | 42.6° | 3.04 | 147.5° | 3.11 |
| 8 | 40.5° | 3.64 | 152° | 3.96 |
| 10 | 39.4° | 4.03 | 155.6° | 4.68 |
| 12 | 38.8° | 4.22 | 164° | 5.31 |
| 14 | 38.8° | 4.29 | 175.4° | 5.84 |
| 16 | 38.7° | 4.32 | 179° | 6.21 |
| 20 | 39° | 4.31 | 179° | 6.74 |
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